A person who is so addicted to pepsi that they experience the mental and phsyical symptoms of a person going through withdrawal from drugs or that of a person who if drank water would probably mealt due to contamination. These people often times experience seizures if gone with out having pepsi for more than 1 hour. More extreme cases have lead to sugar poisioning, ulcers and even death.
Oh my god!! If I don't get some god damn pepsi into me, I think I'm going to go into and pepileptic shock.